彩墨云栈土壤重金属监测过程与质量控制分析。

I usually studied about an hour although it is difficult at first, after a period of study that will find a way.After nearly 6 months of study, Every night,I have developed the habit of learning English. I hope I can stick to it and continue to study English.In the end, I would like to thank my English teacher for giving me the help and encouragement in my study.

彩墨云栈马蹄皮提取物对油条制作过程中丙烯酰胺生成抑制研究（一）。